⟩ What is Log Switch?
The point at which ORACLE ends writing to one online redo log file and begins writing to another is called a log switch.
The point at which ORACLE ends writing to one online redo log file and begins writing to another is called a log switch.
Explain What are the various transformation available?
Tell me what is Full load & Incremental or Refresh load?
Explain Techniques of Error Handling - Ignore , Rejecting bad records to a flat file , loading the records and reviewing them (default values)?
Explain the difference between keylokup and joiner?
Explain and Compare ETL & Manual development?
Explain the difference between etl tool and olap tools?
Explain What are the modules in Power Mart?
How to extract SAP data Using Informatica? What is ABAP? What are IDOCS?
Explain What is ODS (operation data source)?
What are the various tools? Explain Name a few?